Are there building permits at 21 Potomac St, Boston?

21 Potomac St has 4 municipal building permits on record, with the latest activity dated Dec 18, 2023.

What construction activity is near 21 Potomac St?

1 mapped permit were found within 500 m of 21 Potomac St.

What is the declared permit value at 21 Potomac St?

Permits recorded at 21 Potomac St represent $10K–$50K in total declared construction value.

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PropertyLabsBostonAddress intelligence

21 Potomac St

Building permit intelligence · Boston, MA

4 at this address1 nearby within 500 m

21 Potomac St has 4 municipal building permits on file in Ward 20. The latest recorded activity was a gas permit dated Dec 18, 2023. Permits at this address represent $10K–$50K in total declared construction value. PropertyLabs also identified 1 mapped permit within 500 m of this address.

At this address: 4
Nearby (500 m): 1
Latest activity: Dec 18, 2023
Total permitted value: $10K–$50K

Permit activity timeline

GAS · 1-2FAMOpenValue not reportedDec 18, 2023
Gas
Electrical Permit · ELECTRICALClosedUnder $10KOct 5, 2016
Installing 17 solar panels
Short Form Bldg Permit · SOLClosedUnder $10KOct 5, 2016
Installing 17 solar PV panels
Long Form/Alteration Permit · OTHERClosed$10K–$50KAug 14, 2014
Add 9' - 6" x 18' Side Deck and sliding door

Development activity near 21 Potomac St

1 mapped permit within 500 m, shown on the intelligence map above.

Browse recent permits near this address

46 Potomac St72 m away
Electrical Permit · SOL · Jul 23, 2026

More permits on Potomac St

12 other addresses on Potomac St with municipal permit records in Boston.

All Potomac St permits

21 Potomac St in the Boston permit market

This address has 4 permit records in PropertyLabs' public history and is located in Ward 20. The city figures below provide context without changing the focus of this exact-address record.

Explore Boston building permits

City address-linked rows: 657,836
City, trailing 90 days: 0
City, trailing 30 days: 0

City coverage counts address-linked rows and does not add overlapping canonical tables. Rolling windows are inclusive, use UTC boundaries, and end Aug 1, 2026.

Permit questions about 21 Potomac St

Are there building permits at this address?: 21 Potomac St has 4 municipal building permits on record, with the latest activity dated Dec 18, 2023.
What construction activity is nearby?: 1 mapped permit were found within 500 m of 21 Potomac St.
What is the declared permit value?: Permits recorded at 21 Potomac St represent $10K–$50K in total declared construction value.

About this address record

PropertyLabs compiled this permit history from municipal public records for Boston, MA. The latest recorded permit activity at 21 Potomac St is dated Dec 18, 2023. Municipal records can be corrected or updated after publication.

Sources and data notes

Published by Boston, MA via Boston Open Data.
Municipal sources remain authoritative for permit status and details.
Coverage context: PropertyLabs Coverage Observatory and the permit-data methodology.
Address research workflow: how to check building permits for an address.
City research: Boston Building Permit Activity Through July 19, 2026.
Declared values may be applicant-reported and are not independently verified. See what declared construction value means.
Permit issuance does not confirm that construction has started.
Records may be delayed, revised, or incomplete relative to the municipal source.
Spot an error? Contact us with a correction.

Contractors and applicants associated with these permits

See the contractors, applicants, permit holders, permit numbers, and project documents associated with 21 Potomac St in the PropertyLabs platform, along with alerts when new permits are filed at this address.

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